Numark Scratch Two-Channel DJ Scratch Mixer User Manual

1. Pengenalan

The Numark Scratch is a professional 24-bit two-channel DJ scratch mixer, engineered for demanding performances and seamless integration with Serato DJ Pro. This robust unit combines an all-metal construction with advanced features, setting a new standard for scratch mixers.

Key features include a built-in Innofader crossfader, responsive performance pads, an intuitive instant loop encoder, and dedicated toggle paddles for triggering software-based effects. The Scratch mixer is designed to provide exceptional sound quality and versatile control for both traditional vinyl and digital vinyl systems (DVS).

2. Persediaan

2.1. Sambungan

The Numark Scratch offers comprehensive connectivity options to suit any DJ setup:

• Hasil Utama: Balanced XLR outputs for connecting to a main sound system.
• Output Gerai: Unbalanced booth output for monitoring.
• Input Saluran: Unbalanced line/phono inputs for connecting turntables or media players.
• Microphone/Auxiliary Input: Combo input (XLR or 1/4-inch TS) with dedicated mic level control for vocal performances or external audio sources.
• Kesambungan USB: USB port for connection to a computer for Serato DJ Pro integration.

Figure 2.1: Rear panel connections of the Numark Scratch mixer.

Gambar 2.2: Cthample setup of the Numark Scratch with two turntables.

2.2. Pemasangan Perisian

The Numark Scratch includes a full version of Serato DJ Pro and the complete DVS Expansion Pack. This allows immediate control of Serato DJ Pro using NoiseMap Control Tone vinyl or CDs (sold separately).

1. Connect the Numark Scratch to your computer via the USB port.
2. Download and install Serato DJ Pro from the official Serato webtapak.
3. Follow the on-screen instructions to activate your Serato DJ Pro license and DVS Expansion Pack.

3. Beroperasi

3.1. Kawalan Ke Atasview

The top panel of the Numark Scratch is intuitively laid out for quick access to all essential controls.

Rajah 3.1: Atas-bawah view of the Numark Scratch mixer's control panel.

3.2. Kawalan Saluran

• Keuntungan Input: Melaraskan tahap input untuk setiap saluran.
• EQ 3-Band: Provides control over high, mid, and low frequencies for sound shaping.
• Penapis Lulus Tinggi/Rendah: Hardware-based filter that works with both Serato and analog sources.
• Faders saluran: Mengawal kelantangan setiap saluran.
• Petunjuk Fon Kepala: Assigns a deck to your headphone mix for pre-listening.
• Line/Phono/PC Switch: Selects between Serato control, analog turntables, or media players for each channel.

3.3. FX Section

The mixer features six direct access software FX buttons for quick application of effects:

• FX Selectors: Choose from various Serato effects like Delay, Reverb, Echo, Flanger, V. Echo, and Phaser.
• Toggle Paddles: Dual performance-based toggle paddles allow for momentary or held activation of effects. Pull down for momentary, push up to hold.
• Dry/Wet FX Knob: Controls the intensity and blend of the applied effect.

3.4. Innofader Crossfader

The premium Innofader crossfader is designed for super sharp cuts and smooth transitions, ideal for scratch DJs.

• Reverse Control: Reverses the direction of the crossfader.
• Slope Control: Adjusts the curve of the crossfader from a smooth blend to a sharp cut.
• Hamster Switch: Allows for quick reversal of the crossfader direction for different scratch styles.

3.5. Pad Prestasi

Four performance pads per deck offer versatile control for creative mixing:

• Hot Cue Triggering: Instantly jump to pre-set cue points in your track.
• gulung: Create rhythmic rolls for build-ups and quick beat stabs.
• Sampler Control: Pencetusamples for adding unique elements to your mix.

3.6. Instant Loop Encoder

The instant loop encoder simplifies looping within Serato DJ Pro:

• Activate Loop: Press the encoder down to activate a loop at the default parameters (typically 4 bars).
• Extend Loop: Turn the knob to the right to extend the loop length.
• Shorten Loop: Turn the knob to the left to shorten the loop length.

3.7. Kawalan Output

• Master Output Volume: Controls the overall volume of the main mix.
• Booth Volume Control: Independent volume control for the booth output.

4. Penyelenggaraan

To ensure the longevity and optimal performance of your Numark Scratch mixer, regular maintenance is recommended:

• Pembersihan: Regularly wipe down the unit with a soft, dry cloth. Avoid using harsh chemicals or abrasive cleaners.
• Perlindungan Debu: When not in use, cover the mixer to prevent dust accumulation, especially around faders and knobs.
• Pengurusan Kabel: Ensure all cables are properly connected and not under strain to prevent damage to ports and internal wiring.
• Storan: Simpan pengadun di tempat yang sejuk dan kering jauh dari cahaya matahari langsung dan suhu yang melampau.

5. Penyelesaian masalah

If you encounter issues with your Numark Scratch mixer, consider the following basic troubleshooting steps:

• Tiada Kuasa: Ensure the power cable is securely connected to both the mixer and a working power outlet.
• Tiada Output Audio: Check all audio cable connections (main, booth, channel inputs). Verify input gain and master/booth volumes are set appropriately. Ensure the correct input source (Line/Phono/PC) is selected for each channel.
• Serato DJ Pro Not Recognizing Mixer: Confirm the USB cable is securely connected. Restart Serato DJ Pro and your computer. Ensure the latest drivers for the Numark Scratch are installed (if required by your operating system).
• Fader/Knob Issues: If faders or knobs feel stiff or are not responding correctly, ensure no debris is obstructing their movement. Avoid applying excessive force.
• Audio Herot: Check input gain levels to prevent clipping (indicated by red LEDs on the level meters). Ensure all cables are in good condition and properly shielded.

For more complex issues, refer to the comprehensive user manual PDF or contact Numark customer support.

6. Spesifikasi

7. Waranti dan Sokongan

Numark products come with a standard manufacturer's warranty. For detailed warranty information, including terms, conditions, and registration, please refer to the official Numark webtapak atau kad jaminan yang disertakan dengan produk anda.

For technical support, product registration, or to access the latest drivers and software updates, please visit the Numark support page:

Numark Official Support

You can also download the full user guide in PDF format for more detailed instructions and diagrams:

Muat turun Panduan Pengguna (PDF)